Bionaire BWF100P PermaTech wick filters get clogged with minerals in the water the same way as conventional wick filters, or get ruined after few cleaning, and sooner or later have to be replaced with new ones.
Unfortunately, BWF100P PermaTech wick filters are not available for replacement purposes.

Bionaire BWF100 Wick Filter is fully interchangeable with Bionaire BWF100P PermaTech filter, and is the only option available when it comes to replacing it with new one.